diff --git a/dockerGrader/requirements.txt b/dockerGrader/requirements.txt
index 6a13b00..eca127e 100644
--- a/dockerGrader/requirements.txt
+++ b/dockerGrader/requirements.txt
@@ -7,7 +7,7 @@ celery==4.2.1
 click==6.7
 docutils==0.14
 Flask==1.0.2
-flower==0.9.2
+flower==1.2.0
 itsdangerous==0.24
 Jinja2==2.10
 jmespath==0.9.3